Adjusted order of call back manager embedding function

app.py

@@ -24,12 +24,7 @@ client = ChatNVIDIA(
     max_tokens=1024
 )
 
-embed_model = NVIDIAEmbeddings(
-    model="nvidia/nv-embedqa-e5-v5", 
-    api_key=nvidia_api_key, 
-    truncate="NONE"
-)
-
+# Custom resolve_embed_model function without callback_manager for NVIDIAEmbeddings
 def custom_resolve_embed_model(embed_model):
     if isinstance(embed_model, NVIDIAEmbeddings):
         return embed_model
@@ -38,6 +33,12 @@ def custom_resolve_embed_model(embed_model):
         embed_model.callback_manager = Settings.callback_manager
     return embed_model
 
+embed_model = NVIDIAEmbeddings(
+    model="nvidia/nv-embedqa-e5-v5", 
+    api_key=nvidia_api_key, 
+    truncate="NONE"
+)
+
 reranker = NVIDIARerank(
   model="nvidia/nv-rerankqa-mistral-4b-v3", 
   api_key=nvidia_api_key,